<?php

/**
 * UserIdentity represents the data needed to identity a user.
 * It contains the authentication method that checks if the provided
 * data can identity the user.
 */
class UserIdentity extends CUserIdentity
{
	private $_id;
	/**
	 * Authenticates a user.
	 * The example implementation makes sure if the username and password
	 * are both 'demo'.
	 * In practical applications, this should be changed to authenticate
	 * against some persistent user identity storage (e.g. database).
	 * @return boolean whether authentication succeeds.
	 */
	public function authenticate()
	{
		$user = User::model()->findByAttributes(array('email'=>$this->username));
		$store = Store::model()->findByAttributes(array('user_id'=>$user->id));
		if ($user===null)
			$this->errorCode = self::ERROR_USERNAME_INVALID;
		else if ($user->password !== md5($this->password))	
			$this->errorCode = self::ERROR_PASSWORD_INVALID;
		else{
			$this->_id = $user->id;
			$this->setState('first_name',$user->first_name);
			$this->setState('last_name',$user->last_name);
			$this->setState('store_name',$store->name);
			$this->setState('store_id',$store->id);
			$this->errorCode = self::ERROR_NONE;
		}
		return !$this->errorCode;
	}	
	/*
	{
		$users=array(
			// username => password
			'demo'=>'demo',
			'admin'=>'admin',
		);
		if(!isset($users[$this->username]))
			$this->errorCode=self::ERROR_USERNAME_INVALID;
		else if($users[$this->username]!==$this->password)
			$this->errorCode=self::ERROR_PASSWORD_INVALID;
		else
			$this->errorCode=self::ERROR_NONE;
		return !$this->errorCode;
	}
	*/
	
	public function getId(){
		return $this->_id;
	}
}